The only true wisdom is in knowing you know nothing.

If the facts don't fit the theory, change the facts.

In mathematics you don't understand things. You just get used to them.

It is beyond a doubt that all our knowledge begins with experience.

Learning never exhausts the mind.

The books that the world calls immoral are books that show the world its own shame.

If I have seen further it is by standing on the shoulders of Giants.

Investigate, educate and organize the country must progress, productive works and industries are the main avenues at present next to education for the advancement of the country

The first idea the child must acquire is that of the difference between good and evil.

Imagination is the source of every form of human achievement. And it's the one thing that I believe we are systematically jeopardizing in the way we educate our children and ourselves.

I do not know how to teach philosophy without becoming a disturber of the peace.

Those who fail to learn the lessons of history are doomed to repeat them.

I don't look on poetry as closed works. I feel they're going on all the time in my head and I occasionally snip off a length.

Free the child's potential, and you will transform him into the world.

Intelligence plus character-that is the goal of true education.

The highest result of education is tolerance.

Never help a child with a task at which he feels he can succeed.

Civilization is a race between disaster and education.

The delight of opening a new pursuit, or a new course of reading, imparts the vivacity and novelty of youth even to old age.

All stable processes we shall predict. All unstable processes we shall control.

If help and salvation are to come, they can only come from the children, for the children are the makers of men.